- Thumbnail, 2.4 x 1.6 x 1.5 cm
- Picuris District, Taos Co., New Mexico, USA
A partially euhedral, rounded, nugget-like specimen of the rare-earth species, tantalite, from the Picuris District of Taos County, New Mexico. The dark gray nugget has moderate luster. The Picuris District includes the Harding Pegmatite.